package thread;

public class ThreadDemo1 {
    public static void main(String[] args) {
        Thread t1=new MyThread1();
        Thread t2=new MyThread2();
        t1.start();
        t2.start();
    }
}
class MyThread1 extends Thread{
    public void run (){
        for(int i=0;i<1000;i++){
            System.out.println("你是谁呀？");
        }
    }
}
class MyThread2 extends Thread{
    public void run (){
        for (int i=0;i<1000;i++){
            System.out.println("我是笨笨糖豆");
        }
    }
}